source:[1] Oracle stock tumbles after earnings, impacting AI sector - qz.com (https://qz.com/oracle-shares-plunge-quarterly ...)[2] Dollarama Lifts Outlook as Canadian Shoppers Boost Results - The Wall Street Journal (https://www.wsj.com/business/retail/dollarama ...)[3] Oracle Shares Tumble on AI Spending Worries - The Wall Street Journal (https://www.wsj.com/finance/stocks/oracle-sha ...)